Finding the Fourth Proportional to 11,630,240.28, 16,049,732.04 and 6,473,491.38
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Solution
The fourth proportional to 11,630,240.28, 16,049,732.04 and 6,473,491.38 is: 8,933,418.36
Step by Step Solution
- Step 1: Write the proportion equation
11,630,240.28 : 16,049,732.04 = 6,473,491.38 : x - Step 2: Convert to fraction form
11,630,240.28/16,049,732.04 = 6,473,491.38/x - Step 3: Cross multiply
11,630,240.28x = 16,049,732.04 × 6,473,491.38 - Step 4: Simplify right side
11,630,240.28x = 103,897,802,012,249.81 - Step 5: Solve for x
x = 103,897,802,012,249.81/11,630,240.28 - Step 6: Final answer
x = 8,933,418.36
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.